[pg] Use ALTER TABLE instead of copies #243
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For the Postgres backend, use the appropriate `ALTER TABLE` command for changed columns instead of copying and recreating the table. This makes the generated sql more readable and also makes it easier to be correct with foreign key constraints, since the recreated table does not automatically replace the old one in constraints.
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TODO: needs unit tests |
jayvdb
approved these changes
Apr 17, 2024
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For the Postgres backend, use the appropriate
ALTER TABLEcommand for changed columns instead of copying and recreating the table.This makes the generated sql more readable and also makes it easier to be correct with foreign key constraints, since the recreated table does not automatically replace the old one in constraints.